[*] changed algorithm for hashing to native redis crc16 CCIT Xmodem

package.json

@@ -1,17 +1,21 @@
-{   "name" : "redis-cluster",
-    "version" : "0.0.9",
-    "description" : "Redis cluster client library",
-    "author": "Arenit,João Jerónimo <[email protected]>",
-	"contributors": ["Arseniy Pavlenko <[email protected]>"],
-    "main": "./index.js",
-    "dependencies" : {
-        "redis" : "0.8.x"
-    },
-    "optionalDependencies": {
-        "redis-fast-driver": "*"
-    },
-    "repository": {
-        "type": "git",
-        "url": "[email protected]:joaojeronimo/node_redis_cluster.git"
-    }
+{
+  "name": "redis-cluster",
+  "version": "0.0.10",
+  "description": "Redis cluster client library",
+  "author": "Arenit,João Jerónimo <[email protected]>",
+  "contributors": [
+    "Arseniy Pavlenko <[email protected]>"
+  ],
+  "main": "./index.js",
+  "dependencies": {
+    "node-redis-crc16": "~0.0.2",
+    "redis": "0.8.x"
+  },
+  "optionalDependencies": {
+    "redis-fast-driver": "*"
+  },
+  "repository": {
+    "type": "git",
+    "url": "[email protected]:joaojeronimo/node_redis_cluster.git"
+  }
 }

redisClusterSlot.js

@@ -1,43 +1,16 @@
-var CRC16_TAB = [
-  // C/C++ language:
-  //
-  // unsigned short CRC16_TAB[] = {...};
-  0x0000,0x1021,0x2042,0x3063,0x4084,0x50A5,0x60C6,0x70E7,0x8108,0x9129,0xA14A,0xB16B,0xC18C,
-  0xD1AD,0xE1CE,0xF1EF,0x1231,0x0210,0x3273,0x2252,0x52B5,0x4294,0x72F7,0x62D6,0x9339,0x8318,
-  0xB37B,0xA35A,0xD3BD,0xC39C,0xF3FF,0xE3DE,0x2462,0x3443,0x0420,0x1401,0x64E6,0x74C7,0x44A4,
-  0x5485,0xA56A,0xB54B,0x8528,0x9509,0xE5EE,0xF5CF,0xC5AC,0xD58D,0x3653,0x2672,0x1611,0x0630,
-  0x76D7,0x66F6,0x5695,0x46B4,0xB75B,0xA77A,0x9719,0x8738,0xF7DF,0xE7FE,0xD79D,0xC7BC,0x48C4,
-  0x58E5,0x6886,0x78A7,0x0840,0x1861,0x2802,0x3823,0xC9CC,0xD9ED,0xE98E,0xF9AF,0x8948,0x9969,
-  0xA90A,0xB92B,0x5AF5,0x4AD4,0x7AB7,0x6A96,0x1A71,0x0A50,0x3A33,0x2A12,0xDBFD,0xCBDC,0xFBBF,
-  0xEB9E,0x9B79,0x8B58,0xBB3B,0xAB1A,0x6CA6,0x7C87,0x4CE4,0x5CC5,0x2C22,0x3C03,0x0C60,0x1C41,
-  0xEDAE,0xFD8F,0xCDEC,0xDDCD,0xAD2A,0xBD0B,0x8D68,0x9D49,0x7E97,0x6EB6,0x5ED5,0x4EF4,0x3E13,
-  0x2E32,0x1E51,0x0E70,0xFF9F,0xEFBE,0xDFDD,0xCFFC,0xBF1B,0xAF3A,0x9F59,0x8F78,0x9188,0x81A9,
-  0xB1CA,0xA1EB,0xD10C,0xC12D,0xF14E,0xE16F,0x1080,0x00A1,0x30C2,0x20E3,0x5004,0x4025,0x7046,
-  0x6067,0x83B9,0x9398,0xA3FB,0xB3DA,0xC33D,0xD31C,0xE37F,0xF35E,0x02B1,0x1290,0x22F3,0x32D2,
-  0x4235,0x5214,0x6277,0x7256,0xB5EA,0xA5CB,0x95A8,0x8589,0xF56E,0xE54F,0xD52C,0xC50D,0x34E2,
-  0x24C3,0x14A0,0x0481,0x7466,0x6447,0x5424,0x4405,0xA7DB,0xB7FA,0x8799,0x97B8,0xE75F,0xF77E,
-  0xC71D,0xD73C,0x26D3,0x36F2,0x0691,0x16B0,0x6657,0x7676,0x4615,0x5634,0xD94C,0xC96D,0xF90E,
-  0xE92F,0x99C8,0x89E9,0xB98A,0xA9AB,0x5844,0x4865,0x7806,0x6827,0x18C0,0x08E1,0x3882,0x28A3,
-  0xCB7D,0xDB5C,0xEB3F,0xFB1E,0x8BF9,0x9BD8,0xABBB,0xBB9A,0x4A75,0x5A54,0x6A37,0x7A16,0x0AF1,
-  0x1AD0,0x2AB3,0x3A92,0xFD2E,0xED0F,0xDD6C,0xCD4D,0xBDAA,0xAD8B,0x9DE8,0x8DC9,0x7C26,0x6C07,
-  0x5C64,0x4C45,0x3CA2,0x2C83,0x1CE0,0x0CC1,0xEF1F,0xFF3E,0xCF5D,0xDF7C,0xAF9B,0xBFBA,0x8FD9,
-  0x9FF8,0x6E17,0x7E36,0x4E55,0x5E74,0x2E93,0x3EB2,0x0ED1,0x1EF0
-];
+var crc16 = require('node-redis-crc16').crc16;
 
-function crc16Add(crc,c) {  // 'crc' should be initialized to 0x0000.
-  return CRC16_TAB[((crc>>8)^c)&0xFF]^((crc<<8)&0xFFFF);
-};
+module.exports = redisHash;
 
-function crc16(str) {
-  var i = len;
-  var len = str.length;
-  var crc = 0;
-  for(i = 0; i < len; i++) {
-    crc = crc16Add(crc, str.charCodeAt(i));
-  }
-  return crc;
+function redisHash(bytes) {
+	return crc16(bytes) % 16384;
 };
 
-module.exports = function (str) { // Previously called redisClusterSlot
-  return(crc16(str) % 16384);
-}
+// key: привет
+// slot: 7365
+//
+// key: 123456789
+// slot: 12739
+//
+// key: nht.reach.accounts:زووم
+// slot: 4107